... , Load, FaultLCD (Optional)I/P & O/P Voltage, / O/P Frequency, Load, Battery Voltage, TemperatureDigitalI/P&O/P voltage, O/P ... Frequency, battery, loadAlarmAlarmMains failure, battery low, overload, inverter faultMutemanualNoise< 45 dB ( ... )(mm)430 x 460 x 133 1kva/2kva/3kva high frequency 48VDC Inverter